14.21. DA-Board (2 of 2) Block DiagramP3V_SDA2P3V_SCL2OSD_CKINOSD_HDINOSD_HDOOSD_YSOSD_YMOSD0-15OSD_VDO+3.3V+3.3VSTB+5V+2.5VSTB+3.3V+1.5VQ4962P+15VQ4961P5V_DC+2.5VSTB+1.5VCLKDCKMCKREFIIC BUSNRST1REFCKCONTROLHD,VDX4501HD,VD,DCKCLK120MHz5CLK71.5VCLK82.5V 3.3VIC4956CLK3IC4500OSDSTB 3.3VR,G,B SUB VIDEO 24bitR,G,B MAIN VIDEO 24bitXRST/XSYNCRSTCONTIICPROCESSINGPICTURESIGNALDIGITALIMPROVER CONVERTERI/P,FORMATFORMAT CONVERTERIC4501SIGNAL PROCESSORDIGITAL SIGNAL PROCESSORMICON142637LX 18VCC17D2VIN18 LX G1VDD13G218D213 9IC4951D1FB9G11723P+15VOUT1IC4952G1S220VCC13OUT2 17Q4901D2+1.5VS1P+15V DC-DC CONVERTER+2.5V1624Q4902FB-INC 9Q4903D1520CTLS119VOD121OUT1CTLVO23+3.3VDC-DC CONVERTERCBFBVINIC4955S221OUT1D1OUT2VIN24CBD1CTLCB-INCVDDG2P+15VVOS2DC-DC CONVERTERD1-INCVDD195S1D2 LXVCCD2 D221G22420165OUT223161950GOE0-GOE952125455TE+TB-45615933572138BOE0-BOE9(SERIAL)TB+TC-OSD INPUTTC4TCLK-25TA-2420313010Bit LVDSTE- 1962TD-TC+42TD+CLKIN6IC4301TC511DATA1864OSD MIXTA+8PARALLEL63402228LVDSTCLK+TTL91ROE0-ROE944464813LVDS TRANSMITTER(10bit)23/PDWN295AVR 5VIC49571VOUTVDD1IC4901AVR 5VVOUT5 VDDDQ31VDDINTERFACEA0DDR-SDRAMADDRESSA11DATA128M DDR SDRAMDQ0IC4502DA5TX_TE-1416819TX_TD+10TX_TCLK-4TX_TB-TX_TA+5TX_TA-TX_TE+TX_TC-TO D572017TX_TD-TX_TC+13TX_TCLK+TX_TB+11CLK4 OCKREFSCKREFCLK6IC495345STB 1.5VVDD VOUTVIN VOUT8515V 3.3V 15V 1.5V15V 2.5VDACLK1CLK2IC46714SSCLKXINOSC1CLOCK GENE.HSOEVSOECLKOETH-50PH9UKDA-Board (2 of 2) Block Diagram TH-50PH9UKDA-Board (2 of 2) Block DiagramHOUTVOUTCLKROUTGOUTBOUTCOLOR SIGNALPROCESSORCOLOR Adj.CONTRAST Adj.WHITE BALANCEAdj.GAMMA cor.TH-50PH9UK89